Report Summary

  • 3

    Performance

    Renders faster than
    20% of other websites

  • 54

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

vegalta.co.jp

ベガルタ仙台オフィシャルサイト | ベガルタ仙台のオフィシャルホームページです。試合結果・カレンダー・選手情報・ファンクラブ等の情報を掲載。

Page Load Speed

14.8 sec in total

First Response

1.4 sec

Resources Loaded

13.1 sec

Page Rendered

354 ms

vegalta.co.jp screenshot

About Website

Visit vegalta.co.jp now to see the best up-to-date Vegalta content for Japan and also check out these interesting facts you probably never knew about vegalta.co.jp

ベガルタ仙台のオフィシャルサイトです。トップチーム、レディースチーム、試合結果、チームスケジュール、選手紹介、チケット情報等を掲載。

Visit vegalta.co.jp

Key Findings

We analyzed Vegalta.co.jp page load time and found that the first response time was 1.4 sec and then it took 13.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

vegalta.co.jp performance score

3

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.5 s

0/100

10%

LCP (Largest Contentful Paint)

Value18.5 s

0/100

25%

SI (Speed Index)

Value19.5 s

0/100

10%

TBT (Total Blocking Time)

Value2,100 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.917

3/100

15%

TTI (Time to Interactive)

Value31.3 s

0/100

10%

Network Requests Diagram

www.vegalta.co.jp

1430 ms

style.css

345 ms

font-s.css

348 ms

styles.css

347 ms

jquery-1.7.2.min.js

881 ms

Our browser made a total of 185 requests to load all elements on the main page. We found that 82% of them (152 requests) were addressed to the original Vegalta.co.jp, 3% (6 requests) were made to Jleague.jp and 3% (5 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.3 sec) belongs to the original domain Vegalta.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 737.9 kB (27%)

Content Size

2.7 MB

After Optimization

2.0 MB

In fact, the total size of Vegalta.co.jp main page is 2.7 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 104.9 kB

  • Original 130.1 kB
  • After minification 123.8 kB
  • After compression 25.3 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 104.9 kB or 81% of the original size.

Image Optimization

-6%

Potential reduce by 106.3 kB

  • Original 1.8 MB
  • After minification 1.7 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Vegalta images are well optimized though.

JavaScript Optimization

-64%

Potential reduce by 294.9 kB

  • Original 462.5 kB
  • After minification 449.3 kB
  • After compression 167.7 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 294.9 kB or 64% of the original size.

CSS Optimization

-87%

Potential reduce by 231.8 kB

  • Original 265.8 kB
  • After minification 217.9 kB
  • After compression 34.0 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Vegalta.co.jp needs all CSS files to be minified and compressed as it can save up to 231.8 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 51 (28%)

Requests Now

180

After Optimization

129

The browser has sent 180 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vegalta. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

vegalta.co.jp accessibility score

54

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

High

[aria-*] attributes do not have valid values

High

[aria-*] attributes are not valid or misspelled

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

vegalta.co.jp best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

vegalta.co.jp SEO score

67

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vegalta.co.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Vegalta.co.jp main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

Open Graph description is not detected on the main page of Vegalta. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: